// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_GFX_ANDROID_VIEW_CONFIGURATION_H_
#define UI_GFX_ANDROID_VIEW_CONFIGURATION_H_

#include <jni.h>

#include "ui/gfx/gfx_export.h"

namespace gfx {

// Provides access to Android's ViewConfiguration for gesture-related constants.
// Note: All methods may be safely called from any thread.
class GFX_EXPORT ViewConfiguration {
public:
    static int GetDoubleTapTimeoutInMs();
    static int GetLongPressTimeoutInMs();
    static int GetTapTimeoutInMs();

    // Dimensionless coefficient of friction.
    static float GetScrollFriction();

    static int GetMaximumFlingVelocityInDipsPerSecond();
    static int GetMinimumFlingVelocityInDipsPerSecond();

    static int GetTouchSlopInDips();
    static int GetDoubleTapSlopInDips();

    static int GetMinScalingSpanInDips();
    static int GetMinScalingTouchMajorInDips();

    // Registers methods with JNI and returns true if succeeded.
    static bool RegisterViewConfiguration(JNIEnv* env);
};

} // namespace gfx

#endif // UI_GFX_ANDROID_VIEW_CONFIGURATION_H_
